
function show_more_toolbar()
{
    var more_bar = document.getElementsByClassName('more_bar');
    if(more_bar.value=="" || more_bar.value==null)
        more_bar.value="none";
    else
        more_bar.value="";
    var content_div = document.getElementsByClassName('more_item');
    for(var i=0;i<content_div.length;i++)
    {
        content_div[i].style.display=more_bar.value;
    }
}
show_more_toolbar();